"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : dbcompatibility-whale
Case Name   : 函数round()返回一个四舍五入到格式模型fmt指定的单位的日期
Create At   : 2023/12/27
Owner       : @zou_jialiang050
Description :
    1.函数round()返回一个四舍五入到格式模型fmt指定的单位的日期
    2.函数round错参
    3.函数round多参
    4.函数round无参
    5.函数round少参
Expect      :
    1.成功
    2.失败
    3.失败
    4.失败
    5.失败
History     :
"""
import os
import unittest
from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger


class Whale(unittest.TestCase):
    def setUp(self):
        self.logger = Logger()
        self.logger.info(f"-----{os.path.basename(__file__)} start-----")
        self.constant = Constant()
        self.common = Common()
        self.sh_primy = CommonSH('PrimaryDbUser')
        self.dbname = 'db_whale_90'
    
    def test_round(self):
        text = "---pre1:创建A兼容性数据库;expect:成功---"
        self.logger.info(text)
        pre_cmd1 = f"drop database if exists {self.dbname};" \
            f"create database {self.dbname} dbcompatibility='A';"
        pre_msg1 = self.sh_primy.execut_db_sql(pre_cmd1)
        self.logger.info(pre_msg1)
        self.assertIn(self.constant.CREATE_DATABASE_SUCCESS, pre_msg1,
                      text + '执行失败')
        text = "---pre2:在A数据库中创建whale插件;expect:成功---"
        self.logger.info(text)
        pre_cmd2 = f"create extension whale;"
        pre_msg2 = self.sh_primy.execut_db_sql(pre_cmd2, dbname=self.dbname)
        self.logger.info(pre_msg2)
        self.assertIn(self.constant.extension_create_success, pre_msg2,
                      text + '执行失败')
        
        text = "---step1:返回一个四舍五入到格式模型fmt指定的单位的日期;expect:成功---"
        self.logger.info(text)
        sql_cmd1_1 = f"select round(date'2022-08-19','MM');"
        msg1_1 = self.sh_primy.execut_db_sql(sql_cmd1_1, dbname=self.dbname)
        self.logger.info(msg1_1)
        self.common.equal_sql_mdg(msg1_1, 'round', '2022-09-01 00:00:00',
                                  '(1 row)', flag='1')

        sql_cmd1_2 = f"select round(date'2022-08-19','YYYY');"
        msg1_2 = self.sh_primy.execut_db_sql(sql_cmd1_2, dbname=self.dbname)
        self.logger.info(msg1_2)
        self.common.equal_sql_mdg(msg1_2, 'round', '2023-01-01 00:00:00',
                                  '(1 row)', flag='1')

        text = "---step2:函数round错参;expect:失败---"
        self.logger.info(text)
        sql_cmd2 = f"select round('test','test');"
        msg2 = self.sh_primy.execut_db_sql(sql_cmd2, dbname=self.dbname)
        self.logger.info(msg2)
        self.assertIn("invalid input syntax for type numeric", msg2,
                      text + '执行失败')

        text = "---step3:函数round多参;expect:失败---"
        self.logger.info(text)
        sql_cmd3 = f"select round(date'2023-01-01','MM','MM');"
        msg3 = self.sh_primy.execut_db_sql(sql_cmd3, dbname=self.dbname)
        self.logger.info(msg3)
        self.assertIn("function round(timestamp without time zone, unknown, "
                      "unknown) does not exist", msg3, text + '执行失败')

        text = "---step4:函数round无参;expect:失败---"
        self.logger.info(text)
        sql_cmd4 = f"select round();"
        msg4 = self.sh_primy.execut_db_sql(sql_cmd4, dbname=self.dbname)
        self.logger.info(msg4)
        self.assertIn("function round() does not exist", msg4,
                      text + '执行失败')

        text = "---step5:函数round少参;expect:失败---"
        self.logger.info(text)
        sql_cmd5 = f"select round('MM');"
        msg5 = self.sh_primy.execut_db_sql(sql_cmd5, dbname=self.dbname)
        self.logger.info(msg5)
        self.assertIn(" invalid input syntax for type numeric", msg5,
                      text + '执行失败')

    def tearDown(self):
        text = '----清理环境----'
        cl_cmd = f"drop database {self.dbname};"
        cl_msg = self.sh_primy.execut_db_sql(cl_cmd)
        self.logger.info(cl_msg)
        self.assertIn(self.constant.DROP_DATABASE_SUCCESS, cl_msg,
                      text + '执行失败')
        self.logger.info(f'-----{os.path.basename(__file__)} end-----')
